Home / 4,918.53-6,787.50-2,680.35

Finding the Fourth Proportional to 4,918.53, 6,787.50 and 2,680.35

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Solution

The fourth proportional to 4,918.53, 6,787.50 and 2,680.35 is: 3,698.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.53 : 6,787.50 = 2,680.35 : x
  2. Step 2: Convert to fraction form
    4,918.53/6,787.50 = 2,680.35/x
  3. Step 3: Cross multiply
    4,918.53x = 6,787.50 × 2,680.35
  4. Step 4: Simplify right side
    4,918.53x = 18,192,875.63
  5. Step 5: Solve for x
    x = 18,192,875.63/4,918.53
  6. Step 6: Final answer
    x = 3,698.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.